|Block and Tackle system are the most widespread of the simple mechanical advantage systems. These systems are most practical when distance travelled is short (e.g. 50 feet) and the pull must be made in a single operation. All of our kits are made with the most current model of the components. As such, many kits are made-to-order and may require a couple of days to assemble.Kits include Pulleys and Carabiners only.|
610503 3:1 Mechanical Advantage Set
610504 4:1 Mechanical Advantage Set
610505 5:1 Mechanical Advantage Set
This product can expose you to chemicals including nickel acetate which is known to the State of California to cause cancer.
For information go to: www.p65warnings.ca.govt